Virgin Mobile UK (also known in branding as Mobile from Virgin Media) is a mobile phone service provider operating in the United Kingdom. The company was the world's first Mobile Virtual Network Operator (MVNO), launched in 1999. Being a virtual operator, Virgin Mobile does not maintain its own network, and instead has contracts to use the existing network of EE. Virgin Mobile was bought by NTL:Telewest on the 4 April 2006 before joining the quadplay of Virgin Media services when NTL:Telewest rebranded as Virgin Media on 9 February 2007, with a new logo in-line with Virgin Media.